diff --git a/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py b/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
index 9c05b6080..c06103969 100644
--- a/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
+++ b/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
@@ -124,8 +124,14 @@ class PoolStats:
         stats.full_token_usage = self.full_token_usage
         if self.is_hybrid_swa:
             stats.swa_token_usage = self.swa_token_usage
+            stats.swa_available_tokens = self.swa_available_size
+            stats.swa_evictable_tokens = self.swa_evictable_size
+            stats.swa_used_tokens = self.swa_num_used
         if self.is_hybrid_ssm:
             stats.mamba_usage = self.mamba_usage
+            stats.mamba_available_tokens = self.mamba_available_size
+            stats.mamba_evictable_tokens = self.mamba_evictable_size
+            stats.mamba_used_tokens = self.mamba_num_used
         stats.kv_available_tokens = self.full_available_size
         stats.kv_evictable_tokens = self.full_evictable_size
         stats.kv_used_tokens = self.full_num_used
diff --git a/python/sglang/srt/observability/metrics_collector.py b/python/sglang/srt/observability/metrics_collector.py
index 5ba61b37b..929042ba0 100644
--- a/python/sglang/srt/observability/metrics_collector.py
+++ b/python/sglang/srt/observability/metrics_collector.py
@@ -98,6 +98,13 @@ class SchedulerStats:
     kv_evictable_tokens: int = 0
     kv_used_tokens: int = 0
 
+    swa_available_tokens: int = 0
+    swa_evictable_tokens: int = 0
+    swa_used_tokens: int = 0
+    mamba_available_tokens: int = 0
+    mamba_evictable_tokens: int = 0
+    mamba_used_tokens: int = 0
+
     # Speculative decoding
     spec_accept_length: float = 0.0
     spec_accept_rate: float = 0.0
@@ -289,6 +296,42 @@ class SchedulerMetricsCollector:
             labelnames=labels.keys(),
             multiprocess_mode="mostrecent",
         )
+        self.swa_available_tokens = Gauge(
+            name="sglang:swa_available_tokens",
+            documentation="Number of free token slots in the SWA pool (hybrid-SWA only).",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
+        self.swa_evictable_tokens = Gauge(
+            name="sglang:swa_evictable_tokens",
+            documentation="Number of evictable (radix-cached) token slots in the SWA pool.",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
+        self.swa_used_tokens = Gauge(
+            name="sglang:swa_used_tokens",
+            documentation="Number of actively used token slots in the SWA pool.",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
+        self.mamba_available_tokens = Gauge(
+            name="sglang:mamba_available_tokens",
+            documentation="Number of free state slots in the mamba SSM pool (hybrid-SSM only).",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
+        self.mamba_evictable_tokens = Gauge(
+            name="sglang:mamba_evictable_tokens",
+            documentation="Number of evictable (radix-cached) state slots in the mamba SSM pool.",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
+        self.mamba_used_tokens = Gauge(
+            name="sglang:mamba_used_tokens",
+            documentation="Number of actively used state slots in the mamba SSM pool.",
+            labelnames=labels.keys(),
+            multiprocess_mode="mostrecent",
+        )
 
         # =================================================================
         # Speculative decoding
@@ -1069,6 +1112,12 @@ class SchedulerMetricsCollector:
         self._log_gauge(self.kv_available_tokens, stats.kv_available_tokens)
         self._log_gauge(self.kv_evictable_tokens, stats.kv_evictable_tokens)
         self._log_gauge(self.kv_used_tokens, stats.kv_used_tokens)
+        self._log_gauge(self.swa_available_tokens, stats.swa_available_tokens)
+        self._log_gauge(self.swa_evictable_tokens, stats.swa_evictable_tokens)
+        self._log_gauge(self.swa_used_tokens, stats.swa_used_tokens)
+        self._log_gauge(self.mamba_available_tokens, stats.mamba_available_tokens)
+        self._log_gauge(self.mamba_evictable_tokens, stats.mamba_evictable_tokens)
+        self._log_gauge(self.mamba_used_tokens, stats.mamba_used_tokens)
 
         # Speculative decoding
         self._log_gauge(self.spec_accept_length, stats.spec_accept_length)